Updated 16 Sep 2026 · recomputed nightly
Is August 2027 a good month to visit Heraklion?
Packed — August is Heraklion's busiest month: the typical day is busier than 90% of its year.
If you are coming for something that only happens in August, that is the trade. If not, January is quieter.
Calm · Lively · Busy · Packed rank a day against Heraklion's own year — not a headcount.
August 2027 is peak-season Heraklion: hot and dry, around 31°C / 88°F, and Busy or Packed on all 31 days — 21 of them Packed, the other 10 Busy.
No — not if you want Heraklion to yourself. Every one of August's 31 days in our window is Busy or Packed, and the typical day is Packed. It is crowded throughout. Expect around 31 °C by day, with rain on about 4 days. The crowd comes with the school holidays in the Netherlands, Germany and France. Cruise ships call on 21 of the 31 days, 2 at once on Tuesday 24 August. No week of August is meaningfully quieter — the typical day is Packed throughout; pick by day instead. For similar weather with fewer people, come in September or June. The crush is at Knossos late morning; the quiet is at the Venetian walls and Martinengo bastion.
In short, worth it for the peak buzz, if you can take the crowds.
Among the 12 months we forecast for Heraklion, August ranks 2nd for crowd pressure. Its heaviest day is Tue 24 Aug, busier than 100% of the year; its lightest is Mon 23 Aug at 69%.
Preparing pays off in a month like this: timed-entry tickets and pre-booked tours turn the queue time into sightseeing time. see the options →
Plan around the heat — around 31°C by day.
Refilling costs nothing and saves the walk to find a shop.
See water bottles →
The one thing you wear all day, every day of the trip.
See walking shoes →
How busy is Heraklion in August?
The busiest days are the 3rd, 5th, 24th and 30th, and 27 more.
Cruise ships are in port on 21 of 31 days; the heaviest is Tue 24 Aug, 2 ships in at once. Those mornings fill the squares first — start early, or save them for indoors.
The month is not one thing: its lightest day sits at 69% of the year and its heaviest at 100%, so where you land inside it matters. Daylight runs about 13 hours.
Either side of it, September is a little calmer.
The lightest days are the 21st, 23rd and 28th. Still busy — but the easiest of the month.
Sun 01 Aug Packed busier than 90% of days here · ⚓1 · Germany school holidays
- Celestyal Discovery — guest capacity 1,800 07:00–12:00
Record Heraklion on Sun 1 Aug 2027 is forecast Packed. 1 cruise ship scheduled, at least 1,800 guests at double occupancy; ships in port 07:00–12:00. Why: school holidays in Germany, France and the Netherlands. Nearest calmer day: Sat 31 Jul (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-01 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Mon 02 Aug Busy busier than 72% of days here · Germany school holidays
Record Heraklion on Mon 2 Aug 2027 is forecast Busy. Why: Germany school holidays; UK public holiday; France school holidays. The day in full, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-02 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Tue 03 Aug Packed busier than 98% of days here · ⚓1 · Germany school holidays
- Costa Pacifica — guest capacity 3,012 09:00–19:00
Record Heraklion on Tue 3 Aug 2027 is forecast Packed. 1 cruise ship scheduled, at least 3,012 guests at double occupancy; ships in port 09:00–19:00. Why: school holidays in Germany, France and the Netherlands. Nearest calmer day: Mon 2 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-03 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Wed 04 Aug Packed busier than 90% of days here · ⚓1 · Germany school holidays
- Marella Explorer — guest capacity 1,924 08:00–15:00
Record Heraklion on Wed 4 Aug 2027 is forecast Packed. 1 cruise ship scheduled, at least 1,924 guests at double occupancy; ships in port 08:00–15:00. Why: school holidays in Germany, France and the Netherlands. Nearest calmer day: Mon 2 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-04 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Thu 05 Aug Packed busier than 99% of days here · ⚓3 · Germany school holidays
- AIDAblu — guest capacity 2,192 08:00–16:00
- Celestyal Discovery — guest capacity 1,800 07:00–12:00
- Viking Neptune — guest capacity 928
Record Heraklion on Thu 5 Aug 2027 is forecast Packed. 3 cruise ships scheduled, at least 4,920 guests at double occupancy. Why: school holidays in Germany, France and the Netherlands. Nearest calmer day: Sat 7 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-05 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Fri 06 Aug Packed busier than 95% of days here · ⚓1 · Germany school holidays
- Mein Schiff 5 — guest capacity 2,534 04:00–22:00
Record Heraklion on Fri 6 Aug 2027 is forecast Packed. 1 cruise ship scheduled, at least 2,534 guests at double occupancy; ships in port 04:00–22:00. Why: school holidays in Germany, France and the Netherlands. Nearest calmer day: Sat 7 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-06 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sat 07 Aug Busy busier than 72% of days here · Germany school holidays
Record Heraklion on Sat 7 Aug 2027 is forecast Busy. Why: school holidays in Germany, France and the Netherlands. The day in full, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-07 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sun 08 Aug Packed busier than 90% of days here · ⚓1 · Germany school holidays
- Celestyal Discovery — guest capacity 1,800 07:00–12:00
Record Heraklion on Sun 8 Aug 2027 is forecast Packed. 1 cruise ship scheduled, at least 1,800 guests at double occupancy; ships in port 07:00–12:00. Why: school holidays in Germany, France and the Netherlands. Nearest calmer day: Sat 7 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-08 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Mon 09 Aug Busy busier than 72% of days here · Germany school holidays
Record Heraklion on Mon 9 Aug 2027 is forecast Busy. Why: school holidays in Germany, France and the Netherlands. The day in full, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-09 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Tue 10 Aug Packed busier than 98% of days here · ⚓1 · Germany school holidays
- Costa Pacifica — guest capacity 3,012 09:00–19:00
Record Heraklion on Tue 10 Aug 2027 is forecast Packed. 1 cruise ship scheduled, at least 3,012 guests at double occupancy; ships in port 09:00–19:00. Why: school holidays in Germany, France and the Netherlands. Nearest calmer day: Mon 9 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-10 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Wed 11 Aug Busy busier than 72% of days here · Germany school holidays
Record Heraklion on Wed 11 Aug 2027 is forecast Busy. Why: school holidays in Germany, France and the Netherlands. The day in full, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-11 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Thu 12 Aug Packed busier than 98% of days here · ⚓2 · Germany school holidays
- Celestyal Discovery — guest capacity 1,800 07:00–12:00
- Oceania Sonata — guest capacity 1,338 11:00–20:00
Record Heraklion on Thu 12 Aug 2027 is forecast Packed. 2 cruise ships scheduled, at least 3,138 guests at double occupancy; ships in port 07:00–20:00. Why: school holidays in Germany, France and the Netherlands. Nearest calmer day: Wed 11 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-12 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Fri 13 Aug Packed busier than 95% of days here · ⚓1 · Germany school holidays
- Mein Schiff 5 — guest capacity 2,534 04:00–22:00
Record Heraklion on Fri 13 Aug 2027 is forecast Packed. 1 cruise ship scheduled, at least 2,534 guests at double occupancy; ships in port 04:00–22:00. Why: school holidays in Germany, France and the Netherlands. Nearest calmer day: Sat 14 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-13 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sat 14 Aug Busy busier than 71% of days here · Germany school holidays
Record Heraklion on Sat 14 Aug 2027 is forecast Busy. Why: school holidays in Germany, France and the Netherlands. The day in full, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-14 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sun 15 Aug Packed busier than 91% of days here · ⚓1 · Greece public holiday
- Celestyal Discovery — guest capacity 1,800 07:00–12:00
Record Heraklion on Sun 15 Aug 2027 is forecast Packed. 1 cruise ship scheduled, at least 1,800 guests at double occupancy; ships in port 07:00–12:00. Why: Greece public holiday; Germany public holiday; France public holiday. Nearest calmer day: Sat 14 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-15 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Mon 16 Aug Busy busier than 71% of days here · Germany school holidays
Record Heraklion on Mon 16 Aug 2027 is forecast Busy. Why: school holidays in Germany and the Netherlands. The day in full, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-16 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Tue 17 Aug Packed busier than 97% of days here · ⚓1 · Germany school holidays
- Costa Pacifica — guest capacity 3,012 09:00–19:00
Record Heraklion on Tue 17 Aug 2027 is forecast Packed. 1 cruise ship scheduled, at least 3,012 guests at double occupancy; ships in port 09:00–19:00. Why: school holidays in Germany and the Netherlands. Nearest calmer day: Mon 16 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-17 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Wed 18 Aug Busy busier than 71% of days here · Germany school holidays
Record Heraklion on Wed 18 Aug 2027 is forecast Busy. Why: school holidays in Germany and the Netherlands. Nearest calmer day: Wed 1 Sep (Lively). The day in full, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-18 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Thu 19 Aug Packed busier than 89% of days here · ⚓1 · Germany school holidays
- Celestyal Discovery — guest capacity 1,800 07:00–12:00
Record Heraklion on Thu 19 Aug 2027 is forecast Packed. 1 cruise ship scheduled, at least 1,800 guests at double occupancy; ships in port 07:00–12:00. Why: school holidays in Germany and the Netherlands. Nearest calmer day: Wed 18 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-19 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Fri 20 Aug Packed busier than 94% of days here · ⚓1 · Germany school holidays
- Mein Schiff 5 — guest capacity 2,534 04:00–22:00
Record Heraklion on Fri 20 Aug 2027 is forecast Packed. 1 cruise ship scheduled, at least 2,534 guests at double occupancy; ships in port 04:00–22:00. Why: school holidays in Germany and the Netherlands. Nearest calmer day: Sat 21 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-20 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sat 21 Aug Busy busier than 70% of days here · Germany school holidays
Record Heraklion on Sat 21 Aug 2027 is forecast Busy. Why: school holidays in Germany and the Netherlands. Nearest calmer day: Wed 1 Sep (Lively). The day in full, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-21 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sun 22 Aug Packed busier than 88% of days here · ⚓1 · Germany school holidays
- Celestyal Discovery — guest capacity 1,800 07:00–12:00
Record Heraklion on Sun 22 Aug 2027 is forecast Packed. 1 cruise ship scheduled, at least 1,800 guests at double occupancy; ships in port 07:00–12:00. Why: school holidays in Germany and the Netherlands. Nearest calmer day: Sat 21 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-22 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Mon 23 Aug Busy busier than 69% of days here · Germany school holidays
Record Heraklion on Mon 23 Aug 2027 is forecast Busy. Why: school holidays in Germany and the Netherlands. Nearest calmer day: Wed 1 Sep (Lively). The day in full, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-23 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Tue 24 Aug Packed the busiest day in our forecast · ⚓2 · Germany school holidays
- Azura — guest capacity 3,100
- Costa Pacifica — guest capacity 3,012 09:00–19:00
Record Heraklion on Tue 24 Aug 2027 is forecast Packed, the busiest day of its forecast year. 2 cruise ships scheduled, at least 6,112 guests at double occupancy. Why: school holidays in Germany and the Netherlands. Nearest calmer day: Mon 23 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-24 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Wed 25 Aug Packed busier than 89% of days here · ⚓1 · Germany school holidays
- Marella Explorer — guest capacity 1,924 08:00–15:00
Record Heraklion on Wed 25 Aug 2027 is forecast Packed. 1 cruise ship scheduled, at least 1,924 guests at double occupancy; ships in port 08:00–15:00. Why: school holidays in Germany and the Netherlands. Nearest calmer day: Mon 23 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-25 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Thu 26 Aug Packed busier than 97% of days here · ⚓2 · Germany school holidays
- Celestyal Discovery — guest capacity 1,800 07:00–12:00
- Oceania Allura — guest capacity 1,200 09:00–17:00
Record Heraklion on Thu 26 Aug 2027 is forecast Packed. 2 cruise ships scheduled, at least 3,000 guests at double occupancy; ships in port 07:00–17:00. Why: school holidays in Germany and the Netherlands. Nearest calmer day: Sat 28 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-26 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Fri 27 Aug Packed busier than 94% of days here · ⚓1 · Germany school holidays
- Mein Schiff 5 — guest capacity 2,534 04:00–22:00
Record Heraklion on Fri 27 Aug 2027 is forecast Packed. 1 cruise ship scheduled, at least 2,534 guests at double occupancy; ships in port 04:00–22:00. Why: school holidays in Germany and the Netherlands. Nearest calmer day: Sat 28 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-27 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sat 28 Aug Busy busier than 69% of days here · Germany school holidays
Record Heraklion on Sat 28 Aug 2027 is forecast Busy. Why: school holidays in Germany and the Netherlands. Nearest calmer day: Wed 1 Sep (Lively). The day in full, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-28 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sun 29 Aug Packed busier than 87% of days here · ⚓1 · Germany school holidays
- Celestyal Discovery — guest capacity 1,800 07:00–12:00
Record Heraklion on Sun 29 Aug 2027 is forecast Packed. 1 cruise ship scheduled, at least 1,800 guests at double occupancy; ships in port 07:00–12:00. Why: school holidays in Germany and the Netherlands. Nearest calmer day: Sat 28 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-29 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Mon 30 Aug Packed busier than 99% of days here · ⚓1 · Germany school holidays
- Sun Princess — guest capacity 4,300
Record Heraklion on Mon 30 Aug 2027 is forecast Packed. 1 cruise ship scheduled, at least 4,300 guests at double occupancy. Why: Germany school holidays; UK public holiday; Netherlands school holidays. Nearest calmer day: Sat 28 Aug (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-30 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Tue 31 Aug Packed busier than 96% of days here · ⚓1 · Germany school holidays
- Costa Pacifica — guest capacity 3,012 09:00–19:00
Record Heraklion on Tue 31 Aug 2027 is forecast Packed. 1 cruise ship scheduled, at least 3,012 guests at double occupancy; ships in port 09:00–19:00. Why: school holidays in Germany and the Netherlands. Nearest calmer day: Wed 1 Sep (Lively). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/heraklion/#d-2027-08-31 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Which week of August is quietest in Heraklion?
No week of August is meaningfully quieter — the typical day is Packed throughout; pick by day instead.
Can't move the dates? How to avoid the worst crowds
- The heaviest port day is Tue 24 Aug — 2 ships in at once. See the marquee sights on a lighter day, or be there for opening time.
- On the busy days, the walk-up queues for the big sights are the biggest time-sink — a timed-entry ticket skips them, which is where a busy month is won or lost.
Travelling on a busy day?
Timed-entry and skip-the-line tickets turn queue time into sightseeing time — sort them before you fly.
August weather in Heraklion
Real heat — around 31°C / 88°F by day, so pace the afternoons and carry water, with rain on only about 4 days.
Book beds and the big-ticket sights well ahead, and start your days by eight — in a month this full, the early hours are the only uncrowded ones.
More about Heraklion in August
Based on: Greece's public holidays · school vacations across France, Germany and the Netherlands · the season pattern from official overnight stays · five years of weather records (2019–2023) · confirmed event dates · the published cruise schedule
Every figure is recomputed nightly from real cruise schedules, public and school holidays, and long-run climate normals. Gaps are shown, not filled.
